-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathSolution.cs
More file actions
83 lines (78 loc) · 2.18 KB
/
Solution.cs
File metadata and controls
83 lines (78 loc) · 2.18 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
/**
* Definition for a binary tree node.
* public class TreeNode {
* public int val;
* public TreeNode left;
* public TreeNode right;
* public TreeNode(int val=0, TreeNode left=null, TreeNode right=null) {
* this.val = val;
* this.left = left;
* this.right = right;
* }
* }
*/
public class FindElements
{
HashSet<int> _set;
public FindElements(TreeNode root)
{
_set = [];
if (root == null) return;
Queue<TreeNode> queue = [];
queue.Enqueue(root);
root.val = 0;
while (queue.Count > 0)
{
TreeNode node = queue.Dequeue();
_set.Add(node.val);
if (node.left != null)
{
queue.Enqueue(node.left);
node.left.val = node.val * 2 + 1;
}
if (node.right != null)
{
queue.Enqueue(node.right);
node.right.val = node.val * 2 + 2;
}
}
}
public bool Find(int target)
{
return _set.Contains(target);
}
}
/**
* Your FindElements object will be instantiated and called as such:
* FindElements obj = new FindElements(root);
* bool param_1 = obj.Find(target);
*/
public class Solution
{
public List<dynamic> Execute(string[] actions, dynamic values)
{
List<dynamic> result = [];
FindElements findElement = null;
object[] objectList = JsonConvert.DeserializeObject<object[]>(values);
for (int i = 0; i < actions.Length; i++)
{
switch (actions[i])
{
case "FindElements":
findElement = new FindElements(TreeNodeHelper.CreateTreeFromArray(CastType<int?[]>(objectList[i])));
result.Add(null);
break;
case "find":
result.Add(findElement.Find(CastType<int>(objectList[i])));
break;
default:
break;
}
}
return result;
}
private T CastType<T>(object value)
{
return JsonConvert.DeserializeObject<T[]>(JsonConvert.SerializeObject(value))[0];
}
}